Join Paymenttools as a Senior Backend Developer to architect scalable backend systems for innovative payment solutions. Collaborate with cross-functional teams to drive cutting-edge fintech advancements in a dynamic environment.

Paymenttools is a leading fintech company revolutionizing digital payments across Europe. We are seeking a talented Senior Backend Developer to join our engineering team in Berlin. In this role, you will be responsible for developing robust backend systems that power our secure and efficient payment processing platforms. You will work closely with frontend developers, product managers, and stakeholders to deliver high-quality software solutions that scale with our growing user base.

Key responsibilities include:

• Designing, building, and maintaining scalable backend services and APIs
• Optimizing database schemas and queries for performance and reliability
• Implementing security best practices to protect sensitive financial data
• Collaborating on system architecture decisions and technical roadmaps
• Mentoring junior developers and participating in code reviews
• Integrating third-party services and ensuring seamless payment workflows

Our tech stack includes Java/Spring Boot, PostgreSQL, AWS, and Docker, with opportunities to explore emerging technologies. If you are passionate about fintech and backend engineering, this is your chance to make a significant impact at Paymenttools.

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field
• 5+ years of experience in backend development with expertise in languages like Java, Python, or Node.js
• Proficiency in designing and implementing RESTful APIs, microservices, and database systems (SQL/NoSQL)
• Strong knowledge of cloud platforms such as AWS, Azure, or GCP
• Experience with containerization tools like Docker and orchestration with Kubernetes
• Familiarity with CI/CD pipelines and agile methodologies
• Excellent problem-solving skills and ability to work in a fast-paced, international team
• Proficiency in English; German is a plus

• Competitive salary and performance-based bonuses
• Comprehensive health insurance and wellness programs
• Flexible remote work options with support for home office setup
• 30 days of paid vacation plus public holidays
• Professional development opportunities, including conferences and certifications
• Modern tech stack and collaborative team environment
• Company pension scheme and employee stock options
• Relocation assistance for international candidates